SDLC sub-agents: add Git Records Sub-Agent (Sonnet)

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

Author: rmdevpro

open-source/blueprint-agentic-workbench.html

@@ -246,6 +246,7 @@ <h2>Software Development.</h2>
               <li><b>Code Test Runner Sub-Agent</b> &mdash; Claude Haiku 4.5<div class="reason">Runs code-based tests such as mocks and integration</div></li>
               <li><b>UI Test Runner Sub-Agent</b> &mdash; Claude Sonnet 4.6<div class="reason">Uses a runbook to test the UI via browsers or desktop control, as a user would</div></li>
               <li><b>CICD Sub-Agent</b> &mdash; Claude Haiku 4.5<div class="reason">Deterministic pipeline orchestration</div></li>
+              <li><b>Git Records Sub-Agent</b> &mdash; Claude Sonnet 4.6<div class="reason">Maintains issues, PRs, milestones, and related Git records</div></li>
             </ul>
           </li>
         </ul>